Part 10 - Multiplying surds I | Maths Made Easy

# Surds GCSE Maths Revision

## Part 10 – Multiplying surds I

Example:

Calculate the product of √2×√5

Worked Solution:

Use the formula m√a×n√b≡=(m×n) √(a×b)≡(mn) √ab

√2×√5=√(2×5)=√10

Calculate the product of √7×√10

The result can be written in the form √a

Find the value of a.